Two bandits kidnap a boy who in the same time is helping a girl who has been a prisoner in her room for whole life.
After years of being rejected, Little Kolah Ghermezi finally passes her school exams and is introduced as a distinguished student of the school; So that even his image is broadcast on TV. Now, according to the promise, Mr. Mojri should buy him a bicycle, but he does not have the financial ability.
At the same time, he receives a phone call from Kolah Ghermezi 's uncle, who is called big Ghermezi, and invites Kolah Ghermezi to his luxurious house with Mr. Mojri and Narges.
In that meeting, the uncle of the Kolah Ghermezi gives him a valuable bicycle. But some time later, during a robbery from the house of Mr. Mojri and Narges, where Kolah Ghermezi lives, his bicycle is also stolen. After that, Kolah Ghermezi leaves the house and goes to her uncle.
Kolah Ghermezi sees the bicycle at his uncle's house with his advisor Azhdar, which is delivered to him by thieves. Azhdar begins to see Little Kolah Ghermezi as a nuisance in Big Ghermezi's house.
An intruder who very soon discovers the presence of another person in that house named Sarvenaz, who is kept away from his father, that is, the uncle of the Kolah Ghermezi, due to the torpedo conspiracy. Kolah Ghermezi brings Sarvenaz to his uncle, but Azhdar steals him and Sarvenaz with the help of the same thieves to destroy the Kolah Ghermezi.
Mr. Mojri, Narges and the cousin also come to the uncle's house to find out the matter. The Kolah Ghermezi, who defeated the thieves with his actions, is returned to Azhder and now everyone is looking for Azhder Khan to save Sarvenaz.
At the scene of the conflict, Kolah Ghermezi is taken hostage by Azhdar, but finally Mr. Mojri saves him from Azhdar's clutches, and Azhdar's plot to take over Kolah Ghermezi's uncle's wealth is unsuccessful.
Big Ghermezi is celebrating his birthday with the presence of Kolah Ghermezi and Sarvenaz, Mr. Mojri, Narges and his cousin.
